EP4158201A1 - Verdichterrotor mit strömungsschleife durch einen zuganker - Google Patents
Verdichterrotor mit strömungsschleife durch einen zugankerInfo
- Publication number
- EP4158201A1 EP4158201A1 EP20739902.3A EP20739902A EP4158201A1 EP 4158201 A1 EP4158201 A1 EP 4158201A1 EP 20739902 A EP20739902 A EP 20739902A EP 4158201 A1 EP4158201 A1 EP 4158201A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- rotor
- tie bolt
- impeller
- impeller bodies
- rotor structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000012530 fluid Substances 0.000 claims abstract description 44
- 238000010168 coupling process Methods 0.000 claims abstract description 37
- 230000008878 coupling Effects 0.000 claims abstract description 36
- 238000005859 coupling reaction Methods 0.000 claims abstract description 36
- 238000000034 method Methods 0.000 claims abstract description 27
- 230000008569 process Effects 0.000 claims abstract description 25
- 230000006835 compression Effects 0.000 claims description 33
- 238000007906 compression Methods 0.000 claims description 33
- 238000004891 communication Methods 0.000 claims description 14
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 238000013022 venting Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000000670 limiting effect Effects 0.000 description 16
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/026—Shaft to shaft connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/005—Sealing means between non relatively rotating elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
- F01D5/066—Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/10—Centrifugal pumps for compressing or evacuating
- F04D17/12—Multi-stage pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/10—Centrifugal pumps for compressing or evacuating
- F04D17/12—Multi-stage pumps
- F04D17/122—Multi-stage pumps the individual rotor discs being, one for each stage, on a common shaft and axially spaced, e.g. conventional centrifugal multi- stage compressors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/053—Shafts
- F04D29/054—Arrangements for joining or assembling shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/083—Sealings especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/102—Shaft sealings especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/266—Rotors specially for elastic fluids mounting compressor rotors on shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/60—Fluid transfer
- F05D2260/602—Drainage
- F05D2260/6022—Drainage of leakage having past a seal
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/EP2020/068662 WO2022002406A1 (en) | 2020-07-02 | 2020-07-02 | Compressor rotor having flow loop through tie bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4158201A1 true EP4158201A1 (de) | 2023-04-05 |
Family
ID=71607933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP20739902.3A Pending EP4158201A1 (de) | 2020-07-02 | 2020-07-02 | Verdichterrotor mit strömungsschleife durch einen zuganker |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11821435B2 (de) |
| EP (1) | EP4158201A1 (de) |
| JP (1) | JP7358660B2 (de) |
| CN (1) | CN115803507A (de) |
| WO (1) | WO2022002406A1 (de) |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2458149A (en) * | 1944-08-23 | 1949-01-04 | United Aircraft Corp | Rotor construction for turbines |
| US3267868A (en) * | 1963-11-13 | 1966-08-23 | Barnes Mfg Co | Electric motor with plural cooling paths through the shaft |
| JPS61188356A (ja) | 1985-02-18 | 1986-08-22 | Ricoh Co Ltd | 並列搬送型複写機 |
| JPS6392098U (de) | 1986-12-05 | 1988-06-14 | ||
| US6267553B1 (en) * | 1999-06-01 | 2001-07-31 | Joseph C. Burge | Gas turbine compressor spool with structural and thermal upgrades |
| EP1074746B1 (de) | 1999-07-16 | 2005-05-18 | Man Turbo Ag | Turboverdichter |
| US6672966B2 (en) * | 2001-07-13 | 2004-01-06 | Honeywell International Inc. | Curvic coupling fatigue life enhancement through unique compound root fillet design |
| JP3537797B2 (ja) | 2001-10-26 | 2004-06-14 | 川崎重工業株式会社 | 遠心圧縮機への水噴射方法及び水噴射機能を有する遠心圧縮機 |
| JP4591047B2 (ja) | 2004-11-12 | 2010-12-01 | 株式会社日立製作所 | タービンロータ及びガスタービン |
| IT1399904B1 (it) * | 2010-04-21 | 2013-05-09 | Nuovo Pignone Spa | Rotore impilato con tirante e flangia imbullonata e metodo |
| ITFI20120290A1 (it) * | 2012-12-21 | 2014-06-22 | Nuovo Pignone Srl | "multi-stage compressor and method for operating a multi-stage compressor" |
| DE102013005431B4 (de) * | 2013-03-28 | 2022-12-08 | Man Energy Solutions Se | Axialströmungsmaschine |
| ITCO20130071A1 (it) * | 2013-12-18 | 2015-06-19 | Nuovo Pignone Srl | Metodo per assemblare un insieme di giranti mediante tiranti, girante e turbomacchina |
| JP6392098B2 (ja) | 2014-11-28 | 2018-09-19 | 株式会社ニューギン | 遊技機 |
| US11286780B2 (en) * | 2020-02-20 | 2022-03-29 | Hanwha Powersystems Co., Ltd | Sealing assembly for reducing thrust and turbomachine including the same |
-
2020
- 2020-07-02 WO PCT/EP2020/068662 patent/WO2022002406A1/en unknown
- 2020-07-02 US US18/000,935 patent/US11821435B2/en active Active
- 2020-07-02 EP EP20739902.3A patent/EP4158201A1/de active Pending
- 2020-07-02 CN CN202080102540.4A patent/CN115803507A/zh active Pending
- 2020-07-02 JP JP2022580989A patent/JP7358660B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2023526692A (ja) | 2023-06-22 |
| CN115803507A (zh) | 2023-03-14 |
| US11821435B2 (en) | 2023-11-21 |
| JP7358660B2 (ja) | 2023-10-10 |
| WO2022002406A1 (en) | 2022-01-06 |
| US20230193920A1 (en) | 2023-06-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| STAA | Information on the status of an ep patent application or granted ep patent |
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| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
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| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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| STAA | Information on the status of an ep patent application or granted ep patent |
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| 17P | Request for examination filed |
Effective date: 20221228 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
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| DAV | Request for validation of the european patent (deleted) | ||
| DAX | Request for extension of the european patent (deleted) | ||
| GRAP | Despatch of communication of intention to grant a patent |
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| STAA | Information on the status of an ep patent application or granted ep patent |
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| INTG | Intention to grant announced |
Effective date: 20240205 |